Home / 5,371.69-8,053.88-3,398.53

Finding the Fourth Proportional to 5,371.69, 8,053.88 and 3,398.53

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Solution

The fourth proportional to 5,371.69, 8,053.88 and 3,398.53 is: 5,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.69 : 8,053.88 = 3,398.53 : x
  2. Step 2: Convert to fraction form
    5,371.69/8,053.88 = 3,398.53/x
  3. Step 3: Cross multiply
    5,371.69x = 8,053.88 × 3,398.53
  4. Step 4: Simplify right side
    5,371.69x = 27,371,352.80
  5. Step 5: Solve for x
    x = 27,371,352.80/5,371.69
  6. Step 6: Final answer
    x = 5,095.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.